645249120

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{509}}^1$

素因数の和:685

約数の個数: 192

約数和(自身を含む): 2159136000

約数和(自身を除く): 1513886880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 76, 80, 95, 96, 114, 120, 139, 152, 160, 190, 228, 240, 278, 285, 304, 380, 417, 456, 480, 509, 556, 570, 608, 695, 760, 834, 912, 1018, 1112, 1140, 1390, 1520, 1527, 1668, 1824, 2036, 2085, 2224, 2280, 2545, 2641, 2780, 3040, 3054, 3336, 4072, 4170, 4448, 4560, 5090, 5282, 5560, 6108, 6672, 7635, 7923, 8144, 8340, 9120, 9671, 10180, 10564, 11120, 12216, 13205, 13344, 15270, 15846, 16288, 16680, 19342, 20360, 21128, 22240, 24432, 26410, 29013, 30540, 31692, 33360, 38684, 39615, 40720, 42256, 48355, 48864, 52820, 58026, 61080, 63384, 66720, 70751, 77368, 79230, 81440, 84512, 96710, 105640, 116052, 122160, 126768, 141502, 145065, 154736, 158460, 193420, 211280, 212253, 232104, 244320, 253536, 283004, 290130, 309472, 316920, 353755, 386840, 422560, 424506, 464208, 566008, 580260, 633840, 707510, 773680, 849012, 928416, 1061265, 1132016, 1160520, 1267680, 1344269, 1415020, 1547360, 1698024, 2122530, 2264032, 2321040, 2688538, 2830040, 3396048, 4032807, 4245060, 4642080, 5377076, 5660080, 6721345, 6792096, 8065614, 8490120, 10754152, 11320160, 13442690, 16131228, 16980240, 20164035, 21508304, 26885380, 32262456, 33960480, 40328070, 43016608, 53770760, 64524912, 80656140, 107541520, 129049824, 161312280, 215083040, 322624560, 645249120]

約数ペア:

[(1, 645249120), (2, 322624560), (3, 215083040), (4, 161312280), (5, 129049824), (6, 107541520), (8, 80656140), (10, 64524912), (12, 53770760), (15, 43016608), (16, 40328070), (19, 33960480), (20, 32262456), (24, 26885380), (30, 21508304), (32, 20164035), (38, 16980240), (40, 16131228), (48, 13442690), (57, 11320160), (60, 10754152), (76, 8490120), (80, 8065614), (95, 6792096), (96, 6721345), (114, 5660080), (120, 5377076), (139, 4642080), (152, 4245060), (160, 4032807), (190, 3396048), (228, 2830040), (240, 2688538), (278, 2321040), (285, 2264032), (304, 2122530), (380, 1698024), (417, 1547360), (456, 1415020), (480, 1344269), (509, 1267680), (556, 1160520), (570, 1132016), (608, 1061265), (695, 928416), (760, 849012), (834, 773680), (912, 707510), (1018, 633840), (1112, 580260), (1140, 566008), (1390, 464208), (1520, 424506), (1527, 422560), (1668, 386840), (1824, 353755), (2036, 316920), (2085, 309472), (2224, 290130), (2280, 283004), (2545, 253536), (2641, 244320), (2780, 232104), (3040, 212253), (3054, 211280), (3336, 193420), (4072, 158460), (4170, 154736), (4448, 145065), (4560, 141502), (5090, 126768), (5282, 122160), (5560, 116052), (6108, 105640), (6672, 96710), (7635, 84512), (7923, 81440), (8144, 79230), (8340, 77368), (9120, 70751), (9671, 66720), (10180, 63384), (10564, 61080), (11120, 58026), (12216, 52820), (13205, 48864), (13344, 48355), (15270, 42256), (15846, 40720), (16288, 39615), (16680, 38684), (19342, 33360), (20360, 31692), (21128, 30540), (22240, 29013), (24432, 26410)]